Configuring FastAPI for use with PowerBI when using Entra ID for OAuth2.

Introduction FastAPI is a framework for building APIs with Python based on standard Python type hints. It’s fast and easy to stand up, and as a Python developer, it was relatively easy to pick up and get started with it. As part of deploying a FastAPI instance in production, I integrated FastAPI with Entra ID for OAuth2 via this really cool library, FastAPI-Azure-Auth. After integrating this library into my FastAPI instance, I was able to secure access to the API server. However, I quickly ran into an interesting problem. While trying to connect a PowerBI instance to the API, I found that the API settings needed some more configuration to enable interactive logging in via Microsoft SSO within PowerBI. ...

July 26, 2026 · 5 min · Naveen Kannan